I would like to work with organizations representing this community to encourage voluntary registration so that first responders are aware of residents in need of special assistance. (the504dems.org)
Instead of drawing their students from within neighborhood attendance boundaries, they enroll students through voluntary registration. (articles.latimes.com)
According to the Copyright Act and Copyright Regulations, the role of the Copyright Office is limited to receiving and processing applications for voluntary registration of copyright. (slaw.ca)